Ashland Klucel ELF PHARM is a pharmaceutical-grade non-ionic cellulose ether in the hydroxypropyl cellulose series, tailored for pharmaceutical solid preparations, cosmetics, food, fine chemicals, coatings and other scenarios. As an off-white or beige odorless powder with excellent solubility in water and polar organic solvents, it has flexible film-forming property without plasticizers
Pharmaceutical-Grade High Purity & Compliance - 99% purity, meets pharmacopoeia standards such as USP, BP and PhEur, ignition residue ≤0.5%, heavy metals ≤10ppm, suitable for oral and external dosage forms.
Efficient Bonding & Film-Forming - Low molecular weight and fine particle size, strong bonding for dry granulation and direct compression, flexible film-forming without plasticizers, moisture-proof and taste-masking.
Dual-Phase Solubility Adaptability - Soluble in both water and polar organic solvents, suitable for water-based and solvent-based formulations, improving process flexibility.
Wide pH & Thermal Stability - Stable at pH 5.0-8.5, maintains performance at 100-150℃, resistant to ion interference, stable during long-term storage.
Pharmaceutical Solid Preparations - Used as tablet binder and film coating material, suitable for dry granulation and direct compression, improving tablet strength and disintegration.
Cosmetic Film-Forming & Thickening - Used in creams and shampoos, film-forming and setting, thickening and stabilizing foam, improving skin feel and long-term stability.
Food Thickening & Stabilization - Used in sauces and baked products, thickening and preventing precipitation, improving taste and product stability.
Fine Chemical Emulsification - Used as emulsion stabilizer and dispersant, improving system stability and storage period.
| Chemical Name | Hydroxypropyl Cellulose (HPC) |
| CAS No. | 9004-64-2 |
| Appearance | Off-white or beige odorless powder |
| Purity | 99% |
| pH Value (2% aqueous solution) | 5.0-8.5 |
| Weight-Average Molecular Weight | Approx. 40,000 |
| Brookfield Viscosity (10% aqueous solution, 25°C) | 150-300 mPa·s |
| Hydroxypropoxy Content | 72.0-76.0% |
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